Protect Electronic Components from Static Electricity:It can help eliminate static electricity from human body in 0.1 second to protect electronic components from static damage. | Easy to Wear.Wrap strap around wrist first and connect the alligator clip to the grounding wire to release the static to the ground. | Upgraded long Coiled Cord for Wider Range of Movement:It’s up to 9.8 feet after full stretched offering you wider range of movement. | High Comfort with the High-quality Elastic Band with smooth round buckle which is adjustable for wrists of most people up to 7.87 inches in perimeter and it won’t scratch your skin and lined your hair on the arm. | Great Service :We provide you 60 days full refund and 2 years' product service.If you have any questions about our product, just feel free to contact us and we will response you in 24 hours.